<template>
  <div>
    <MyTable :arr ='list'>
      <template #head>
        <th>#</th>
        <th>商品名称</th>
        <th>价格</th>
        <th>标签</th>
        <th>操作</th>
      </template>
      <template #body='{row}'>
        <td>{{row.id}}</td>
        <td>{{row.goods_name}}</td>
        <td>{{row.goods_price}}</td>
        <td>
          <input
          class="tag-input form-control"
          style="width: 100px;"
          type="text"
          v-if="row.inputVisible"
          v-fff
          v-model="row.inputValue"
          @blur="row.inputVisible = false"
          @keydown.esc="row.inputValue = ''"
          @keydown.enter="enterFn(row)"
          />
          <button 
          v-else 
          style="display: block;" 
          class="btn btn-primary btn-sm add-tag"
          @click="row.inputVisible = true"
          >+Tag</button>
          <span v-for="(item,index) in row.tags" :key="index" class="badge badge-warning">{{ item }}</span></td>
        <td><button @click="delFn(row.id)" class="btn btn-danger btn-sm">删除</button></td>
      </template>
    </MyTable>
  </div>
</template>

<script>
import MyTable from "../components/MyTable";

export default {
  components: {
    MyTable,
  },
  data() {
    return {
      list: [] // 所有数据
    };
  },
  created() {
    this.$axios({
      url:'/api/goods'
    }).then( res => 
    // console.log(res)
    {this.list = res.data.data}
    )
    .catch(err => console.log(err))
  },
  //删除按钮
  methods:{
    delFn(id) {
this.list = this.list.filter(item => item.id !== id)
    },
    enterFn(row) {
      if(row.inputValue.trim() === '') {
return alert('请重新输入')
      }
row.tags.push(row.inputValue)
row.inputValue = ''
    }
  },
  //自动获取焦点
  directives:{
    fff:{
      inserted(el) {
        el.focus()
      }
    }
  }
};
</script>